21st Century Oncology

1 breach2.2M affected in allHealthcare21co.com

Hackers stole data of 2.2 million cancer care patients, FBI told companyHacking exposed health records, names and Social Security numbers. Reported to the California AG.Hacking2.2M affectedHealthcareUSMar 4, 2016

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Every breach here links to its sources and official notices. Across Glyph: lawsuits, incidents and outages.

data_types2026-09-25

21st Century Oncology, 2016-03-04["health","other","names","ssn"]

status2026-09-25

21st Century Oncology, 2016-03-04settled

fine_usd2026-09-25

21st Century Oncology, 2016-03-042300000

lawsuit2026-09-25

21st Century Oncology, 2016-03-04$2.3M HHS OCR HIPAA settlement (2017)

data_types2026-09-25

21st Century Oncology, 2016-03-04["health","other"]

records_basis2026-09-25

21st Century Oncology, 2016-03-04organization

records2026-09-25

21st Century Oncology, 2016-03-042213597

summary2026-09-25

21st Century Oncology, 2016-03-04The FBI notified the Fort Myers, Florida radiation oncology provider twice in 2015 that patient information had been illegally obtained by an unauthorized party. 21CO reported 2.2 million affected patients and later paid $2.3 million to HHS

title2026-09-25

21st Century Oncology, 2016-03-04Hackers stole data of 2.2 million cancer care patients, FBI told company

domain2026-09-25

21st Century Oncology21co.com

attack2026-09-25

21st Century Oncology, 2016-03-04hacking

discovered2026-09-25

21st Century Oncology, 2016-03-042015-11-13

occurred2026-09-25

21st Century Oncology, 2016-03-042015-10-03

Added2026-09-25

21st Century Oncology, 2016-03-04

Added2026-09-25

21st Century Oncology